Are there nonstop flights from Buenos Aires (EZE) to São Paulo (CGH)?

No. The fastest connection is via Florianópolis, about 3h 1m of total flying time.

What is the fastest connection from Buenos Aires (EZE) to São Paulo (CGH)?

via Florianópolis ≈ 3h 1m, via Rio De Janeiro ≈ 3h 46m (estimated flying time, excluding layovers).

Ezeiza International Airport - Ministro Pistarini (EZE) to Congonhas–Deputado Freitas Nobre Airport (CGH)・1,694 km

No nonstop flights. The fastest connection is via Florianópolis (FLN), about 3h 1m of flying time (layover not included).

None.

2 one-stop options, sorted by estimated flying time. Tap one to see the airlines on each leg and booking links.

Times are estimated from distance. Check schedules, frequency and availability with the airline or a booking site.